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A153295
G.f.: A(x) = F(x*G(x)^2) where F(x) = G(x/F(x)) = 1 + x*F(x)^2 is the g.f. of
A000108
(Catalan) and G(x) = F(x*G(x)) = 1 + x*G(x)^3 is the g.f. of
A001764
.
+0
3
1, 1, 4, 20, 110, 638, 3828, 23515, 146972, 930869, 5958094, 38462190, 250054804, 1635421543, 10750864640, 70987129653, 470542935654, 3129729034478, 20880459397920, 139689406647522, 936832986074664, 6297064070279195
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Last modified December 21 10:15 EST 2009. Contains 171081 sequences.
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